Disc Kit DURA-ACE ST-R9120/BR-R9170
Features ST-R9120 :
- Quick and intuitive rear shifting operation
- Shorter lever stroke
- Redesigned internal shifting unit
- Lighter front shifting operation
- Redesign front system with new front derailleur
- Comfortable grip and operation
- More customizable and precise lever position
- Expanded reach adjustment range (14 mm) Mechanical Brake
- Consistent braking performance in any condition
- Easy brake control Hydraulic Brake
Features BR-R-9170
- Better control and confidence in race conditions
- Optimally balanced hydraulic brake system for racing
- Light weight
- Improved heat dissipation
- ICE TECHNOLOGIES FREEZA
- Simple set up and maintenance
- Easy tool access
- FLAT MOUNT system
- Easy wheel replacement
- Wide pad clearance and chamfer of brake pads
- Easy and clean bleeding process
- One way bleeding
- More controllable and confidence in race condition
- Designed as optimum balance of hydraulic brake system for racing purpose
- Dedicated brake lever shape, stroke, contact point, stiffness and dedicated shift paddles
Set front and rearbrake without rotor